Patent US2012113A successfully refreshed from Google Patents.
US3003288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self sealing asphalt shingles
Assignee: Philip Carey Manufacturing Co
•
Filing: 1957-06-17
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Granted: 1961-10-10
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Expires: 1977-06-17
Abstract
No abstract record available.
Inventors
- 👤 Walton V Leibrook
- 👤 Fasold George Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:41
CPC Classifications
E; E04; E04D; E04D1/00; E04D1/26; E04D1/29; E04D2001/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1376215A
Cited
US1881438A
Cited
US1498947A
Cited
US1568227A
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US1552883A
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US1925961A
Cited
US2048663A
Cited
US2222868A
Cited
US2210209A
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US2387593A
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US2300488A
Cited
US2565509A
Cited
US2552159A
Cited
US2667131A
Cited
US2863405A
Cited
US2822085A
Cited
US2935416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |